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September 18, 2014

September 18, 2014

Posted by **mysterychicken** on Tuesday, May 26, 2009 at 11:29am.

Quadrilaterals are a special type of polygon because _______________.

A. they always have exactly four sides

B. the sum of their interior angles always measures 180°

C. they always have opposite sides that are parallel

D. they are always concave

Thanks

-MC

- Pre-Algebra -
**Ms. Sue**, Tuesday, May 26, 2009 at 11:31amLook at what a simple Google search found.

http://www.google.com/search?source=ig&hl=en&rlz=1G1GGLQ_ENUS328&q=Quadrilaterals&aq=f&oq=

- Pre-Algebra -
**mysterychicken**, Tuesday, May 26, 2009 at 11:34amThanks

-MC

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